Title:
RESIN COMPOSITION FOR LASER MARKING
Document Type and Number:
WIPO Patent Application WO/2024/070377
Kind Code:
A1
Abstract:
The present invention provides a resin composition for laser marking, the resin composition enabling the achievement of characters, symbols and the like having a sharp contrast, while having high strength and high rigidity; and this resin composition for laser marking exhibits excellent laser printing performance on electrical/electronic parts, mechanical parts, automobile parts and the like. This resin composition for laser marking is characterized by containing 20% by mass to 80% by mass of a polyester resin (A), 10% by mass to 50% by mass of glass fibers (B), and 0.1% by mass to 10% by mass of potassium titanate (C). It is preferable that the polyester resin (A) is a polybutylene terephthalate or a polyethylene terephthalate.
Inventors:
HORIGUCHI SATORU (JP)
Application Number:
PCT/JP2023/030730
Publication Date:
April 04, 2024
Filing Date:
August 25, 2023
Export Citation:
Assignee:
TOYOBO MC CORP (JP)
International Classes:
C08L67/02; C08K3/20; C08K7/14
Foreign References:
| JPH0542760A | 1993-02-23 | |||
| CN115011091A | 2022-09-06 | |||
| JP6502932B2 | 2019-04-17 |
Attorney, Agent or Firm:
KAZAHAYA, Nobuaki et al. (JP)
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